A worksheet on finding HCF and LCM using prime factorization. Detailed solutions are provided.
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GCSE/IGCSE Number Bundle (20 Worksheets)
A collection of 20 worksheets on various number topics from the GCSE/IGCSE syllabus. The following topics are included: * Rounding * Bounds * Calculator use * Percentages, fractions and decimals * Increasing or decreasing an amount by a percentage * Percentage of a quantity * The rules of indices * Factors, Multiples and Primes * Square and cube roots * Mixed operations between fractions, mixed numbers and whole numbers * HCF and LCM using prime factorisation * Recurring decimals * Simple interest * Compound interest * Operations With Positive and Negative Numbers * Order of operations * Standard form * Multiplying and dividing by powers of 10 * Adding and subtracting positive and negative numbers * Multiplying and dividing positive and negative numbers Detailed solutions are provided for each worksheet.
10 Worksheets on number topics (with detailed solutions)
Ten worksheets on the following number topics: rounding numbers, significant figures, factors, multiples, primes, HCF, LCM, standard form and order of operations. Detailed solutions are provided.
Product of primes, HCF and LCM Bundle
Three worksheets on writing numbers as products of their prime factors and finding their HCF and LCM. Solutions are provided.
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